$580+ Cheap flights from Montana to Vietnam
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/4. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — SGN
May 23 — May 301
Round-trip
1 adult, Economy
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Find cheap flights from Montana to Vietnam with Cheapflights
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Montana to Vietnam
Cheapest
Best
Last-minute
One-way
Cheapest flights from Montana to VietnamExplore the most affordable flight options available from Montana to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 23, 2026.
Explore the most affordable flight options available from Montana to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 23, 2026.
This Justfly.com deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2012:18 pm
BIL
- SGN
2 stops30h 22m
Multiple Airlines
Wed 10/218:00 pm
SGN
- BIL
2 stops35h 37m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$1,089
This FlightHub deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2712:18 pm
BIL
- SGN
2 stops30h 22m
Multiple Airlines
Sun 11/18:55 am
SGN
- BIL
2 stops53h 13m
Multiple Airlines
Deal found 4/22![Multiple Airlines logo]()
$1,136
This Qatar Airways deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2712:18 pm
BIL
- SGN
2 stops30h 22m
Multiple Airlines
Wed 10/287:00 pm
SGN
- BIL
3 stops36h 37m
Multiple Airlines
Deal found 4/19![Multiple Airlines logo]()
$1,235
This United Airlines deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/207:00 am
BIL
- SGN
3 stops26h 05m
United Airlines
Wed 10/2111:15 pm
SGN
- BIL
2 stops49h 06m
United Airlines
Deal found 4/20![United Airlines logo]()
$1,277
This United Airlines deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/227:00 am
BIL
- SGN
2 stops28h 15m
United Airlines
Wed 5/137:00 am
SGN
- BIL
3 stops28h 45m
United Airlines
Deal found 4/18![United Airlines logo]()
$1,283
This United Airlines deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/277:00 am
BIL
- SGN
3 stops26h 05m
United Airlines
Wed 10/287:30 am
SGN
- BIL
3 stops42h 43m
United Airlines
Deal found 4/19![United Airlines logo]()
$1,286
This Qatar Airways deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:00 am
BIL
- SGN
2 stops41h 05m
Qatar Airways
Thu 11/127:40 pm
SGN
- BIL
2 stops42h 28m
Qatar Airways
Deal found 4/19![Qatar Airways logo]()
$1,296
This FlightHub deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/47:00 am
BIL
- SGN
2 stops39h 40m
Multiple Airlines
Sun 5/171:50 am
SGN
- BIL
2 stops53h 51m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$1,312
This Ovago deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/227:00 am
BIL
- SGN
2 stops26h 05m
ANA
Wed 5/137:00 am
SGN
- BIL
2 stops39h 40m
ANA
Deal found 4/18![ANA logo]()
$1,330
This Korean Air deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/295:25 am
FCA
- DAD
2 stops26h 40m
Korean Air
Thu 10/13:55 pm
DAD
- FCA
2 stops44h 07m
Korean Air
Deal found 4/19![Korean Air logo]()
$1,705
Best flights from Montana to VietnamDiscover carefully curated flight deals from Montana to Vietnam that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 23, 2026.
Discover carefully curated flight deals from Montana to Vietnam that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 23, 2026.
This Justfly.com deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2012:18 pm
BIL
- SGN
2 stops30h 22m
Multiple Airlines
Wed 10/218:00 pm
SGN
- BIL
2 stops41h 08m
Multiple Airlines
Deal found 4/22![Multiple Airlines logo]()
$1,097
This United Airlines deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/207:00 am
BIL
- SGN
3 stops26h 05m
United Airlines
Wed 10/2111:15 pm
SGN
- BIL
2 stops49h 06m
United Airlines
Deal found 4/23![United Airlines logo]()
$1,277
This Korean Air deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/105:25 am
FCA
- DAD
2 stops26h 40m
Korean Air
Mon 9/1410:55 pm
DAD
- FCA
2 stops37h 07m
Korean Air
Deal found 4/18![Korean Air logo]()
$1,705
This United Airlines deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/275:57 pm
BIL
- SGN
3 stops39h 08m
United Airlines
Sun 11/111:05 pm
SGN
- BIL
2 stops50h 16m
United Airlines
Deal found 4/22![United Airlines logo]()
$1,277
This Korean Air deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/295:25 am
FCA
- DAD
2 stops26h 40m
Korean Air
Thu 10/110:55 pm
DAD
- FCA
2 stops37h 07m
Korean Air
Deal found 4/20![Korean Air logo]()
$1,705
Last-minute flights from Montana to VietnamDiscover last-minute flight deals from Montana to Vietnam. Data last updated April 23, 2026 and is based on user searches.
Discover last-minute flight deals from Montana to Vietnam. Data last updated April 23, 2026 and is based on user searches.
This oojo deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/36:00 am
BIL
- SGN
2 stops42h 50m
Qatar Airways
Sun 5/178:00 pm
SGN
- BIL
2 stops40h 33m
Qatar Airways
Deal found 4/21![Qatar Airways logo]()
$1,348
This United Airlines deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/36:35 am
BIL
- SGN
3 stops50h 30m
United Airlines
Sun 5/177:00 am
SGN
- BIL
3 stops63h 40m
United Airlines
Deal found 4/20![United Airlines logo]()
$1,452
This United Airlines deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/36:35 am
BIL
- SGN
3 stops50h 30m
United Airlines
Sun 5/247:00 am
SGN
- BIL
3 stops39h 35m
United Airlines
Deal found 4/21![United Airlines logo]()
$1,471
This BusinessClass deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/35:05 am
BIL
- SGN
2 stops28h 00m
Multiple Airlines
Sun 5/247:00 am
SGN
- BIL
3 stops39h 35m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$1,523
This oojo deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/37:00 am
BIL
- SGN
2 stops44h 55m
STARLUX Airlines
Sun 5/246:05 pm
SGN
- BIL
2 stops56h 16m
STARLUX Airlines
Deal found 4/21![STARLUX Airlines logo]()
$1,561
This Ovago deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/35:05 am
BIL
- SGN
2 stops28h 00m
Multiple Airlines
Sun 5/177:00 am
SGN
- BIL
1 stop43h 23m
Multiple Airlines
Deal found 4/20![Multiple Airlines logo]()
$1,591
This FlightHub deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/47:00 am
BIL
- SGN
2 stops39h 40m
Multiple Airlines
Sun 5/171:50 am
SGN
- BIL
2 stops53h 51m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$1,312
This United Airlines deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/45:51 pm
BIL
- SGN
3 stops39h 14m
United Airlines
Mon 5/187:00 am
SGN
- BIL
3 stops39h 40m
United Airlines
Deal found 4/21![United Airlines logo]()
$1,382
One-way flights from Montana to VietnamSearch for one-way flight options from Montana to Vietnam. Find affordable one-way fares based on user searches. Data last updated April 23, 2026.
Search for one-way flight options from Montana to Vietnam. Find affordable one-way fares based on user searches. Data last updated April 23, 2026.
This Justfly.com deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/47:00 am
BIL
- SGN
2 stops41h 50m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$580
This Kiwi.com deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/110:04 am
BIL
- SGN
3 stops35h 56m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$685
This United Airlines deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/36:35 am
BIL
- SGN
3 stops50h 30m
United Airlines
Deal found 4/20![United Airlines logo]()
$719
This Kiwi.com deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/37:00 am
BIL
- SGN
2 stops50h 40m
Multiple Airlines
Deal found 4/20![Multiple Airlines logo]()
$747
This Ovago deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/35:05 am
BIL
- SGN
2 stops28h 00m
EVA Air
Deal found 4/21![EVA Air logo]()
$788
Find flight deals from Montana to Vietnam
Keep the following information in mind while searching for Montana to Vietnam flight deals. Data was last updated April 23, 2026.
Round-trip from | $1,089 (Justfly.com) |
|---|---|
One-way from | $580 (Justfly.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from Montana to Vietnam that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 23, 2026.
Use the filters below to find and compare flights from Montana to Vietnam that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BillingsHo Chi Minh City
BIL - SGN
BILSGN
Billings Logan Intl
Sun 9/20
12:18 pm-7:40 am
2 stops30h 22m
Ho Chi Minh City
Wed 10/21
8:00 pm-12:08 am
2 stops41h 08m
$1,097
BillingsHo Chi Minh City
BIL - SGN
BILSGN
Billings Logan Intl
Sun 9/20
7:00 am-10:05 pm
3 stops26h 05m
Ho Chi Minh City
Wed 10/21
11:15 pm-11:21 am
2 stops49h 06m
$1,277
BillingsHo Chi Minh City
BIL - SGN
BILSGN
Billings Logan Intl
Sun 9/27
5:57 pm-10:05 pm
3 stops39h 08m
Ho Chi Minh City
Sun 11/1
11:05 pm-11:21 am
2 stops50h 16m
$1,277
Quickest round-trip
KalispellDa Nang
FCA - DAD
FCADAD
Kalispell Glacier Park
Thu 9/10
5:25 am-9:05 pm
2 stops26h 40m
Da Nang
Mon 9/14
10:55 pm-11:02 pm
2 stops37h 07m
$1,705
KalispellDa Nang
FCA - DAD
FCADAD
Kalispell Glacier Park
Tue 9/29
5:25 am-9:05 pm
2 stops26h 40m
Da Nang
Thu 10/1
10:55 pm-11:02 pm
2 stops37h 07m
$1,705
Cheapest one-way
BillingsHo Chi Minh City
BIL - SGN
BILSGN
Billings Logan Intl
Mon 5/4
7:00 am-1:50 pm
2 stops41h 50m
$580
Quickest one-way
BillingsHo Chi Minh City
BIL - SGN
BILSGN
Billings Logan Intl
Fri 5/1
10:04 am-11:00 am
3 stops35h 56m
$685
BillingsHo Chi Minh City
BIL - SGN
BILSGN
Billings Logan Intl
Sun 5/3
6:35 am-10:05 pm
3 stops50h 30m
$719
BillingsHo Chi Minh City
BIL - SGN
BILSGN
Billings Logan Intl
Sun 5/3
7:00 am-10:40 pm
2 stops50h 40m
$747
Sorted by cheapest first
Best time to book a flight from Montana to Vietnam
Have a flexible travel schedule? Discover the best time to fly to Vietnam from Montana with our price prediction graph.
BIL-SGN
FCA-DAD
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Montana to Vietnam
USMT-VN0
BIL-SGN
FCA-DAD
No data available for this route at this time. Please check back soon.
Related info for your journey
Find useful and relevant information for your journey from Montana to Vietnam. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Montana to Vietnam
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Vietnam by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Montana to Vietnam by cabin class
Find flights from Montana to Vietnam, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Montana and Vietnam flights
Browse other Montana and Vietnam flight options. Last updated on April 23, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Fly to Vietnam regions
Consider these flights traveling to Vietnam regions.
Top 2 airlines flying from Montana to Vietnam
Discover the top 2 airlines that operate flights from Montana to Vietnam. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$839 | Average$1,349 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$968 | Average$1,261 | FlexibilityNo cancel fee | On-time74% |